Search a number
-
+
106870801 = 192296041
BaseRepresentation
bin1100101111010…
…11100000010001
321110002121011211
412113223200101
5204324331201
614334340121
72435246452
oct627534021
9243077154
10106870801
1155364684
122b95a641
13191aac7b
141029d129
1595b0651
hex65eb811

106870801 has 6 divisors (see below), whose sum is σ = 112792002. Its totient is φ = 101245680.

The previous prime is 106870783. The next prime is 106870807. The reversal of 106870801 is 108078601.

It can be written as a sum of positive squares in only one way, i.e., 91699776 + 15171025 = 9576^2 + 3895^2 .

It is not a de Polignac number, because 106870801 - 25 = 106870769 is a prime.

It is a super-2 number, since 2×1068708012 = 22842736212763202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106870807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 147660 + ... + 148381.

It is an arithmetic number, because the mean of its divisors is an integer number (18798667).

Almost surely, 2106870801 is an apocalyptic number.

It is an amenable number.

106870801 is a deficient number, since it is larger than the sum of its proper divisors (5921201).

106870801 is an equidigital number, since it uses as much as digits as its factorization.

106870801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296079 (or 296060 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 31.

The square root of 106870801 is about 10337.8334770879. The cubic root of 106870801 is about 474.5547828286.

The spelling of 106870801 in words is "one hundred six million, eight hundred seventy thousand, eight hundred one".

Divisors: 1 19 361 296041 5624779 106870801